Skyport Airport
Cornelius, Oregon, USA
| ICAO | Status | Useage | Sectional |
| 4S4 | Operational | Public | SEATTLE |
| Longitude | Latitude | Elevation | Magnetic Variation |
| 123° 3' 10" W | 45° 34' 57" N | 174 ft. MSL | 20E |
| -123.052885 | 45.582614 | (Estimated) | (Year 1985) |
| ICAO | Type | Status |
| 4S4 | Airport | Operational |
| Useage | Activated |
| Public | 01/1970 |
| Longitude | Latitude |
| 123° 3' 10" W | 45° 34' 57" N |
| -123.052885 | 45.582614 |
| Elevation | Sectional |
174 ft. MSL
(Estimated) | SEATTLE |
| Local (GMT-8) | UTC |
| Nov-16 02:08 | Nov-16 10:08 |
| Sunrise-Sunset | Local | UTC |
| Begin Civil Twilight | 06:40 | 14:40 |
| Sunrise | 07:18 | 15:18 |
| Sunset | 16:36 | 00:36 |
| End Civil Twilight | 17:13 | 01:13 |